package com.nine.mymall.coupon.service.impl;

import com.nine.common.to.MemberPrice;
import com.nine.common.to.SkuReductionTo;
import com.nine.mymall.coupon.entity.MemberPriceEntity;
import com.nine.mymall.coupon.entity.SkuLadderEntity;
import com.nine.mymall.coupon.service.MemberPriceService;
import com.nine.mymall.coupon.service.SkuLadderService;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.math.BigDecimal;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.nine.common.utils.PageUtils;
import com.nine.common.utils.Query;

import com.nine.mymall.coupon.dao.SkuFullReductionDao;
import com.nine.mymall.coupon.entity.SkuFullReductionEntity;
import com.nine.mymall.coupon.service.SkuFullReductionService;


@Service("skuFullReductionService")
public class SkuFullReductionServiceImpl extends ServiceImpl<SkuFullReductionDao, SkuFullReductionEntity> implements SkuFullReductionService {

    @Autowired
    SkuLadderService skuLadderService;

    @Autowired
    MemberPriceService memberPriceService;

    @Override
    public PageUtils queryPage(Map<String, Object> params) {
        IPage<SkuFullReductionEntity> page = this.page(
                new Query<SkuFullReductionEntity>().getPage(params),
                new QueryWrapper<SkuFullReductionEntity>()
        );

        return new PageUtils(page);
    }

    @Override
    public void saveSkuReduction(SkuReductionTo to) {

        // sku 的优惠、满减等信息（需要跨数据库，mymall-sms -> sms_sku_ladder | sms_sku_full_reduction | sms_member_price）

        // 1、sms_sku_ladder
        SkuLadderEntity skuLadderEntity = new SkuLadderEntity();
        skuLadderEntity.setSkuId(to.getSkuId());
        skuLadderEntity.setFullCount(to.getFullCount());
        skuLadderEntity.setDiscount(to.getDiscount());
        skuLadderEntity.setAddOther(to.getCountStatus());

        if (to.getFullCount() > 0) {
            skuLadderService.save(skuLadderEntity);
        }


        // 2、sms_sku_full_reduction
        SkuFullReductionEntity skuFullReductionEntity = new SkuFullReductionEntity();
        BeanUtils.copyProperties(to, skuFullReductionEntity);
        if (skuFullReductionEntity.getFullPrice().compareTo(new BigDecimal("0")) == 1) {
            this.save(skuFullReductionEntity);
        }

        // 3、sms_member_price
        List<MemberPrice> memberPrices = to.getMemberPrices();
        if (memberPrices != null && memberPrices.size() > 0) {
            List<MemberPriceEntity> memberPriceEntities = memberPrices.stream().map(item -> {
                MemberPriceEntity memberPriceEntity = new MemberPriceEntity();
                memberPriceEntity.setSkuId(to.getSkuId());
                memberPriceEntity.setMemberLevelId(item.getId());
                memberPriceEntity.setMemberLevelName(item.getName());
                memberPriceEntity.setMemberPrice(item.getPrice());
                memberPriceEntity.setAddOther(1);
                return memberPriceEntity;
            }).filter(item -> item.getMemberPrice().compareTo(new BigDecimal("0")) == 1).collect(Collectors.toList());
            memberPriceService.saveBatch(memberPriceEntities);
        }

    }

}